CHEDWednesday, March 28, 2007

9:00 AM-11:55 AM McCormick Place North -- Room N227A, Level 2, Oral
Chemical Evolution, Chemical Change Across Space and Time
Geochemical Evolution of the Solar System and Earth
Organizer, Presidings:Lori Zaikowski
Jon M. Friedrich
9:00 AMIntroductory Remarks
9:05 AMPhotochemistry in the early solar system
Robert N. Clayton
9:35 AMLessons from meteorites
Michael E. Lipschutz
10:05 AMChemical diversity and abundances across the solar system
John S. Lewis
10:35 AMIntermission
10:45 AMPlanetary volatile inventories and atmospheres
Bruce Fegley Jr.
11:15 AMFormation of the Earth and Moon: Geochemical and isotopic constraints
Thorsten Kleine
11:45 AMDiscussion

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The 233rd ACS National Meeting, Chicago, IL, March 25-29, 2007